The dog is man’s best friend and if I was an
infantry man
in war time I wouldn’t mind having one around to
carry my
pack. It appears that DARPA agrees. Boston Dynamics has
done some very impressive work on a large four legged
robot called BIGDOG. There’s a video on youtube at

It looks like Boston Dynamics is continuing their research
with a smaller version. I can see why; less power is need
which means no loud internal combustion engine and it
makes testing indoors a whole lot more convenient. I
thought you might enjoy a video at